Spray Guns

Spray Guns

The spray gun is important, because this is where the isocyanate and resin materials meet and react.

The spray gun is used to apply the foam and coatings onto the wall or other substrate. The spray gun is important, because this is where the isocyanate and resin materials meet and react.

Proper mixing is critical to ensure that the material properties are established and maintained over the life of the building. When choosing a spray gun, it is important to choose a spray gun that is easy to maintain, easy to spray and applies material according to manufacturer’s recommendations.

What is the difference in spray guns?

Graco Fusion spray guns are available with air purge, mechanical purge, and liquid purge. Each gun has its own unique benefits:

Air Purge

With long-life mix chamber and durable side seals, Fusion air purge guns are designed to reduce maintenance and downtime, and provide a better mix.

The most commonly used guns in the spray foam and coatings market

Uses a blast of compressed air to keep the mixing chamber clean

Contains fewer parts than mechanical purge guns

Easier to spray and maintain than mechanical purge guns

Liquid Purge

ClearShot Technology sets the Fusion CS gun apart from every other applicator. With its revolutionary technology, the Fusion CS is poised to virtually eliminate drilling of the mix chamber – increasing your spraying uptime and reducing downtime spent on maintenance.

Use a steel rod to physically push any residual material out of the mix chamber to keep it clean

Contain more parts than air purge guns

Require more maintenance than air purge guns

Offers widest range of flow rates

NOTE: The mixing chamber is the area where the isocyanate and resin materials meet and mix. The mixing chamber needs to stay as clean as possible to maintain good material properties and a consistent spray pattern.